package com.jqq.mapper;

import com.jqq.pojo.Emp;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
import org.springframework.stereotype.Repository;

import java.time.LocalDate;
import java.util.List;

/**
 * @author 姬倩倩
 * @date 2023-05-08
 * 员工管理
 */
@Repository
@Mapper
public interface EmpMapper {

    /*//查询总记录数
    @Select("select count(*) from emp")
    public Long count();


    //分页查询,获取列表数据
    @Select("select * from emp limit #{start},#{pageSize}")
    public List<Emp> page(Integer start, Integer pageSize);*/

    //员工信息查询
    //@Select("select * from emp")
    public List<Emp> list(String name, Short gender, LocalDate begin, LocalDate end);

    //批量删除
    void delete(List<Integer> ids);

    //新增员工
    @Insert("insert into emp(username,name,gender,image,job,entrydate,dept_id,create_time,update_time)" +
            "values(#{username},#{name},#{gender},#{image},#{job},#{entrydate},#{deptId},#{createTime},#{updateTime})")
    void insert(Emp emp);

    //查询员工
    @Select("select * from emp where id = #{id}")
    Emp getById(Integer id);

    //更新员工
    void update(Emp emp);

    //根据用户名和密码查询员工
    @Select("select * from emp where username = #{username} and password = #{password}")
    Emp getByUsernameAndPassword(Emp emp);

    //根据部门id，删除该部门下的员工数据
    @Delete("delete from emp where dept_id = #{deptId}")
    void deleteByDeptId(Integer deptId);
}
